On Mon, Jul 17, 2017 at 1:00 PM, Alexandre TORGUE <alexandre.torgue@xxxxxx> wrote: > Initially each pin was declared in "include/dt-bindings/stm32f429-pinfunc.h" > and each definition contained SOC names (ex: STM32F429_PA9_FUNC_USART1_TX). > Since this approach was approved, the number of supported MCU has > increased (STM32F429/STM32F469/STM32f746/STM32H743). To avoid to add a new > file in "include/dt-bindings" each time a new STM32 SOC arrives I propose > a new approach which consist to use a macro to define pin muxing in device > tree. All STM32 DT will use the common macro to define pinmux. Furthermore, it > will make easy maintenance and integration of new SOC. > > To check that patch generate same dtb than befrore I used dtc binary to (re)generate dts files > (before and after apply the series). > Example on stm32f469-disco: > > ./scripts/dtc/dtc -I dtb -O dts -o stm32f469-disco-after.dts > stm32f469-disco-after.dtb > > ./scripts/dtc/dtc -I dtb -O dts -o stm32f469-disco-before.dts > stm32f469-disco-before.dtb > > Then diff -u stm32f469-disco-before.dts stm32f469-disco-after.dts Looks OK to me. I guess it should all be merged into ARM SoC. Acked-by: Linus Walleij <linus.walleij@xxxxxxxxxx> for the final version. Yours, Linus Walleij -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
